Margarita M Salsado and Cecil E Hart 6th Family LP purchased the 86,916-square-foot apartment complex at 1800 Billings St. in Aurora, CO for $5.2 million or about $44,444 a unit in a 1031 exchange. The Shadow Tree Apartments consists of 117 units total; 41 of which are one-bedroom/one bathroom units and 76 that are two-bedroom/one bathroom units. The building was 87% leased at the time of the purchase and featured an 8.08% cap rate.